/* ==========================================================================
   Instamarketing — Agencia SEO con garantía de resultados
   Hoja de estilos única. Sin dependencias, sin JavaScript.
   Orden: tokens · reset · base · layout · cabecera · componentes · secciones · pie
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color */
  --ink:          #0d1117;
  --ink-soft:     #161c26;
  --ink-line:     #232c39;

  --paper:        #ffffff;
  --paper-warm:   #f7f8f6;
  --paper-cool:   #eef2ef;

  --text:         #161d26;
  --text-muted:   #59636e;
  --text-invert:  #f2f5f3;
  --text-invert-muted: #a8b3bd;

  --line:         #e1e6e2;
  --line-strong:  #c9d1cb;

  --brand:        #0f9d58;
  --brand-deep:   #0a7a43;
  --brand-tint:   #e8f6ef;
  --brand-glow:   rgba(15, 157, 88, .28);

  --gold:         #e2a83b;
  --gold-deep:    #b3801f;
  --gold-tint:    #fdf4e3;

  --danger:       #c0392b;

  /* Tipografía */
  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, "Helvetica Neue", Arial, sans-serif;

  --fs-xs:   .8125rem;
  --fs-sm:   .9375rem;
  --fs-base: 1.0625rem;
  --fs-md:   clamp(1.125rem, .95rem + .45vw, 1.3125rem);
  --fs-lg:   clamp(1.35rem, 1.1rem + .8vw, 1.75rem);
  --fs-h3:   clamp(1.25rem, 1.05rem + .6vw, 1.5rem);
  --fs-h2:   clamp(1.75rem, 1.25rem + 1.9vw, 2.75rem);
  --fs-h1:   clamp(2.25rem, 1.4rem + 3.4vw, 4rem);
  --fs-mega: clamp(2.75rem, 1.5rem + 5vw, 5.5rem);

  /* Espaciado */
  --sp-1: .25rem;
  --sp-2: .5rem;
  --sp-3: .75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;

  --section-y: clamp(3.5rem, 2rem + 6vw, 7rem);

  /* Formas */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 32px;
  --r-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(13, 17, 23, .05), 0 2px 8px rgba(13, 17, 23, .04);
  --shadow-md: 0 4px 12px rgba(13, 17, 23, .06), 0 12px 32px rgba(13, 17, 23, .07);
  --shadow-lg: 0 10px 24px rgba(13, 17, 23, .08), 0 30px 70px rgba(13, 17, 23, .12);

  --wrap: 1160px;
  --wrap-narrow: 760px;
}

/* --------------------------------------------------------------------------
   2. Reset
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg, video { display: block; max-width: 100%; height: auto; }

a { color: inherit; }

button, input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  line-height: 1.12;
  letter-spacing: -.022em;
  font-weight: 800;
  text-wrap: balance;
}

p { text-wrap: pretty; }

ul, ol { padding-left: 1.15rem; }

:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--brand); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

/* --------------------------------------------------------------------------
   3. Utilidades de estructura
   -------------------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 4vw, 2rem);
}

.wrap--narrow { max-width: var(--wrap-narrow); }

.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(2.5rem, 1.5rem + 4vw, 4.5rem); }

.section--warm { background: var(--paper-warm); }
.section--cool { background: var(--paper-cool); }
.section--dark { background: var(--ink); color: var(--text-invert); }
.section--dark p { color: var(--text-invert-muted); }
.section--dark h2, .section--dark h3 { color: var(--text-invert); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--ink);
  color: #fff;
  padding: .75rem 1.25rem;
  border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus { left: 0; }

/* Cabeceras de sección */
.section-head { max-width: 44rem; margin-bottom: clamp(2rem, 1rem + 3vw, 3.5rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { font-size: var(--fs-md); color: var(--text-muted); margin-top: var(--sp-4); }
.section--dark .section-head p { color: var(--text-invert-muted); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--brand-deep);
  margin-bottom: var(--sp-4);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
}
.section--dark .eyebrow { color: var(--gold); }
.section--dark .eyebrow::before { background: var(--gold); }

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.lead { font-size: var(--fs-md); color: var(--text-muted); }
.section--dark .lead { color: var(--text-invert-muted); }

.prose > * + * { margin-top: var(--sp-4); }
.prose h2 { margin-top: var(--sp-7); }
.prose h3 { margin-top: var(--sp-6); }
.prose ul, .prose ol { padding-left: 1.35rem; }
.prose li + li { margin-top: .4rem; }
.prose a { color: var(--brand-deep); text-underline-offset: 3px; }

.mark { color: var(--brand-deep); }
.section--dark .mark { color: var(--gold); }

/* --------------------------------------------------------------------------
   4. Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .95rem 1.6rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: -.005em;
  border: 2px solid transparent;
  border-radius: var(--r-pill);
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background-color .15s ease,
              border-color .15s ease, color .15s ease, box-shadow .15s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
  box-shadow: 0 6px 20px var(--brand-glow);
}
.btn--primary:hover { background: var(--brand-deep); border-color: var(--brand-deep); }

.btn--gold {
  background: var(--gold);
  border-color: var(--gold);
  color: #2c1f06;
  box-shadow: 0 6px 20px rgba(226, 168, 59, .3);
}
.btn--gold:hover { background: #d19a2e; border-color: #d19a2e; }

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--text); background: var(--paper-warm); }

.btn--ghost-light {
  background: transparent;
  border-color: rgba(255, 255, 255, .28);
  color: #fff;
}
.btn--ghost-light:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }

.btn--lg { padding: 1.1rem 2rem; font-size: var(--fs-base); }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}
.btn-row--center { justify-content: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--brand-deep);
  text-decoration: none;
}
.link-arrow::after { content: "→"; transition: transform .15s ease; }
.link-arrow:hover::after { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   5. Cabecera y navegación (sin JavaScript)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: 72px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  flex: none;              /* si no, el menú lo comprime y parte "Instamarketing" */
  min-width: max-content;
  font-weight: 800;
  font-size: 1.2rem;
  line-height: 1.05;
  letter-spacing: -.04em;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}
.brand-word { display: block; white-space: nowrap; }
.brand-word em { font-style: normal; color: var(--brand); }
.brand small {
  font-size: .5rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
  margin-top: .22rem;
}

.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }

.nav-toggle-label {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  cursor: pointer;
  border-radius: var(--r-sm);
}
.nav-toggle-label span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle:focus-visible + .nav-toggle-label {
  outline: 3px solid var(--brand);
  outline-offset: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(.85rem, 1.6vw, 1.75rem);
}

.nav a {
  font-size: var(--fs-sm);
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  white-space: nowrap;
  padding-block: .35rem;
  border-bottom: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav a:hover { color: var(--brand-deep); }
.nav a[aria-current="page"] { color: var(--brand-deep); border-bottom-color: var(--brand); }
.nav .btn { color: #fff; border-bottom: 0; }
.nav .btn:hover { color: #fff; }

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 700;
  font-size: var(--fs-sm);
  text-decoration: none;
  color: var(--text);
}
.header-phone:hover { color: var(--brand-deep); }

@media (max-width: 960px) {
  .nav-toggle-label { display: flex; }

  .nav {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    padding: var(--sp-3) clamp(1.15rem, 4vw, 2rem) var(--sp-6);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height .25s ease, opacity .2s ease, visibility .2s;
  }

  .nav a {
    padding: .9rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
  }
  .nav a[aria-current="page"] { border-bottom-color: var(--line); }
  .nav .btn { margin-top: var(--sp-4); border-bottom: 0; }

  .nav-toggle:checked ~ .nav {
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    opacity: 1;
    visibility: visible;
  }
  .nav-toggle:checked + .nav-toggle-label span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked + .nav-toggle-label span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked + .nav-toggle-label span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .header-phone { display: none; }
}

/* --------------------------------------------------------------------------
   6. Barra superior de anuncio
   -------------------------------------------------------------------------- */
.topbar {
  background: var(--ink);
  color: var(--text-invert);
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .01em;
  padding: .6rem 1rem;
}
.topbar strong { color: var(--gold); }

/* --------------------------------------------------------------------------
   7. Héroe
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--text-invert);
  overflow: hidden;
  padding-block: clamp(3.5rem, 2rem + 7vw, 7rem) clamp(3.5rem, 2rem + 6vw, 6.5rem);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero::before {
  width: 640px; height: 640px;
  top: -280px; right: -180px;
  background: radial-gradient(circle, rgba(15, 157, 88, .32) 0%, transparent 68%);
}
.hero::after {
  width: 520px; height: 520px;
  bottom: -300px; left: -160px;
  background: radial-gradient(circle, rgba(226, 168, 59, .16) 0%, transparent 70%);
}

.hero .wrap { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(2.5rem, 1rem + 5vw, 4.5rem);
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-invert);
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--r-pill);
  padding: .45rem 1rem;
  margin-bottom: var(--sp-5);
}
.hero-eyebrow .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-glow);
}

.hero h1 { font-size: var(--fs-h1); color: #fff; }
.hero h1 em {
  font-style: normal;
  color: var(--gold);
  position: relative;
  white-space: nowrap;
}

.hero-sub {
  font-size: var(--fs-md);
  color: var(--text-invert-muted);
  margin-top: var(--sp-5);
  max-width: 34rem;
}

.hero-points {
  list-style: none;
  padding: 0;
  margin-top: var(--sp-6);
  display: grid;
  gap: .7rem;
}
.hero-points li {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  font-size: var(--fs-sm);
  color: var(--text-invert);
}
.hero-points li::before {
  content: "✓";
  flex: none;
  width: 22px; height: 22px;
  display: grid;
  place-items: center;
  margin-top: 1px;
  font-size: .7rem;
  font-weight: 800;
  color: var(--ink);
  background: var(--brand);
  border-radius: 50%;
}

.hero-note {
  margin-top: var(--sp-5);
  font-size: var(--fs-xs);
  color: var(--text-invert-muted);
}

/* Sello de garantía (solo CSS) */
.seal {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  width: min(100%, 380px);
  margin-inline: auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, .1), transparent 55%),
    linear-gradient(150deg, #1d2531 0%, #10161f 100%);
  border: 1px solid rgba(226, 168, 59, .35);
  box-shadow: 0 0 0 12px rgba(226, 168, 59, .05),
              0 40px 80px rgba(0, 0, 0, .45);
  text-align: center;
  padding: 2.5rem;
}

.seal::before {
  content: "";
  position: absolute;
  inset: 16px;
  border: 2px dashed rgba(226, 168, 59, .32);
  border-radius: 50%;
}

.seal-num {
  font-size: clamp(3.5rem, 2rem + 6vw, 5.5rem);
  font-weight: 800;
  line-height: .85;
  color: var(--gold);
  letter-spacing: -.05em;
}
.seal-unit {
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: .5rem;
}
.seal-txt {
  margin-top: 1rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  max-width: 15rem;
}
.seal-foot {
  margin-top: .85rem;
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-invert-muted);
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .seal { width: min(100%, 300px); order: -1; }
  .hero-sub { max-width: none; }
}

/* Franja de confianza bajo el héroe */
.trustbar {
  background: var(--ink-soft);
  border-top: 1px solid var(--ink-line);
  color: var(--text-invert-muted);
  padding-block: var(--sp-5);
}
.trustbar ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-3) clamp(1.25rem, 4vw, 3rem);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-align: center;
}
.trustbar li { display: inline-flex; align-items: center; gap: .5rem; }
.trustbar li::before { content: "◆"; color: var(--brand); font-size: .6rem; }

/* --------------------------------------------------------------------------
   8. Rejillas y tarjetas
   -------------------------------------------------------------------------- */
.grid { display: grid; gap: clamp(1.25rem, .8rem + 1.4vw, 2rem); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: clamp(2rem, 1rem + 4vw, 4rem);
  align-items: center;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 1.1rem + 1vw, 2.25rem);
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card h3 { margin-bottom: var(--sp-3); }
.card p { color: var(--text-muted); font-size: var(--fs-sm); }
.card > * + * { margin-top: var(--sp-3); }

.card--link:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--line-strong);
}

.card--dark {
  background: var(--ink-soft);
  border-color: var(--ink-line);
  color: var(--text-invert);
  box-shadow: none;
}
.card--dark p { color: var(--text-invert-muted); }

.card--gold {
  background: var(--gold-tint);
  border-color: rgba(226, 168, 59, .45);
}

.card--brand {
  background: var(--brand-tint);
  border-color: rgba(15, 157, 88, .3);
}

.card-icon {
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: var(--brand-tint);
  color: var(--brand-deep);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: var(--sp-4);
}
.card--dark .card-icon { background: rgba(226, 168, 59, .14); color: var(--gold); }
.card--gold .card-icon { background: rgba(226, 168, 59, .22); color: var(--gold-deep); }

.card-num {
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--brand-deep);
  margin-bottom: var(--sp-3);
}

/* Tarjeta de servicio */
.service-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.service-card .link-arrow { margin-top: auto; padding-top: var(--sp-4); }
.service-card ul {
  list-style: none;
  padding: 0;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  display: grid;
  gap: .4rem;
}
.service-card ul li { padding-left: 1.1rem; position: relative; }
.service-card ul li::before {
  content: "";
  position: absolute;
  left: 0; top: .62em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--brand);
}
.service-card .tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-deep);
  background: var(--gold-tint);
  border-radius: var(--r-pill);
  padding: .25rem .7rem;
}

/* --------------------------------------------------------------------------
   9. Pasos del proceso
   -------------------------------------------------------------------------- */
.steps { counter-reset: step; display: grid; gap: var(--sp-4); }

.step {
  counter-increment: step;
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: var(--sp-5);
  align-items: start;
  padding: var(--sp-5) 0;
  border-top: 1px solid var(--line);
}
.step:last-child { border-bottom: 1px solid var(--line); }

.step::before {
  content: counter(step, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--gold);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -.02em;
}
.step h3 { margin-bottom: var(--sp-2); }
.step p { color: var(--text-muted); }
.step .step-meta {
  display: inline-block;
  margin-top: var(--sp-3);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--brand-deep);
  background: var(--brand-tint);
  border-radius: var(--r-pill);
  padding: .25rem .8rem;
}

.section--dark .step { border-color: var(--ink-line); }
.section--dark .step::before { background: var(--gold); color: var(--ink); }
.section--dark .step .step-meta { background: rgba(15, 157, 88, .16); color: #6fdca4; }

@media (max-width: 560px) {
  .step { grid-template-columns: 1fr; gap: var(--sp-3); }
  .step::before { width: 44px; height: 44px; font-size: .9rem; }
}

/* --------------------------------------------------------------------------
   10. Comparativa sí / no
   -------------------------------------------------------------------------- */
.compare {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr));
  gap: var(--sp-5);
}

.compare-col {
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 1.1rem + 1vw, 2.25rem);
  border: 1px solid var(--line);
}
.compare-col h3 {
  font-size: var(--fs-h3);
  padding-bottom: var(--sp-4);
  margin-bottom: var(--sp-4);
  border-bottom: 1px solid var(--line);
}
.compare-col ul { list-style: none; padding: 0; display: grid; gap: var(--sp-3); }
.compare-col li {
  display: flex;
  gap: .7rem;
  align-items: flex-start;
  font-size: var(--fs-sm);
  line-height: 1.55;
}
.compare-col li::before {
  flex: none;
  width: 21px; height: 21px;
  margin-top: 1px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: .7rem;
  font-weight: 800;
}

.compare-col--no { background: var(--paper-warm); }
.compare-col--no li { color: var(--text-muted); }
.compare-col--no li::before { content: "✕"; background: #f0dcd9; color: var(--danger); }

.compare-col--yes {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--text-invert);
}
.compare-col--yes h3 { color: #fff; border-bottom-color: var(--ink-line); }
.compare-col--yes li::before { content: "✓"; background: var(--brand); color: var(--ink); }

/* --------------------------------------------------------------------------
   11. Bloque de garantía destacado
   -------------------------------------------------------------------------- */
.guarantee-band {
  position: relative;
  background: linear-gradient(140deg, #10161f 0%, #1a2230 55%, #10161f 100%);
  color: var(--text-invert);
  border-radius: var(--r-xl);
  padding: clamp(2rem, 1.2rem + 3vw, 3.5rem);
  overflow: hidden;
  border: 1px solid rgba(226, 168, 59, .28);
}
.guarantee-band::before {
  content: "";
  position: absolute;
  width: 420px; height: 420px;
  top: -200px; right: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(226, 168, 59, .18) 0%, transparent 70%);
  pointer-events: none;
}
.guarantee-band > * { position: relative; }
.guarantee-band h2 { color: #fff; }
.guarantee-band p { color: var(--text-invert-muted); }

/* Tres columnas fijas: tarjeta · separador · tarjeta.
   Con auto-fit el separador se colaba entre las dos tarjetas al reducir el ancho. */
.guarantee-choice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: stretch;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}

@media (max-width: 860px) {
  .guarantee-choice { grid-template-columns: 1fr; }
  .choice-or { padding-block: .35rem; }
}
.guarantee-choice article {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--r-md);
  padding: var(--sp-5);
}
.guarantee-choice h3 { font-size: 1.05rem; color: var(--gold); margin-bottom: var(--sp-2); }
.guarantee-choice p { font-size: var(--fs-sm); }

.choice-or {
  display: grid;
  place-items: center;
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-invert-muted);
}

/* --------------------------------------------------------------------------
   12. Cifras
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: var(--sp-5);
}
.stat { text-align: center; padding: var(--sp-4) var(--sp-2); }
.stat dt {
  font-size: clamp(2.25rem, 1.5rem + 2.6vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
  color: var(--brand-deep);
}
.stat dd {
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.45;
}
.section--dark .stat dt { color: var(--gold); }
.section--dark .stat dd { color: var(--text-invert-muted); }

/* --------------------------------------------------------------------------
   13. Cita / autor
   -------------------------------------------------------------------------- */
.quote {
  border-left: 4px solid var(--brand);
  padding-left: clamp(1.25rem, 1rem + 1vw, 2rem);
  font-size: var(--fs-lg);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -.015em;
}
.quote footer {
  margin-top: var(--sp-4);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-muted);
}
.section--dark .quote { border-color: var(--gold); }
.section--dark .quote footer { color: var(--text-invert-muted); }

.author-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--sp-5);
  align-items: center;
}
.author-photo {
  width: 96px; height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--paper);
  box-shadow: var(--shadow-md);
}
.author-card strong { display: block; font-size: var(--fs-base); }
.author-card span { font-size: var(--fs-sm); color: var(--text-muted); }

/* --------------------------------------------------------------------------
   14. Preguntas frecuentes
   -------------------------------------------------------------------------- */
.faq { display: grid; gap: var(--sp-3); }

.faq details {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.faq details[open] { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }

.faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-5);
  cursor: pointer;
  font-weight: 700;
  font-size: var(--fs-base);
  line-height: 1.4;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: none;
  width: 26px; height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--brand-tint);
  color: var(--brand-deep);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
  transition: transform .18s ease;
}
.faq details[open] summary::after { content: "−"; transform: rotate(180deg); }
.faq summary:hover { color: var(--brand-deep); }

.faq .faq-body {
  padding: 0 var(--sp-5) var(--sp-5);
  color: var(--text-muted);
  font-size: var(--fs-sm);
}
.faq .faq-body > * + * { margin-top: var(--sp-3); }

/* --------------------------------------------------------------------------
   15. Llamada final
   -------------------------------------------------------------------------- */
.cta {
  background: var(--ink);
  color: var(--text-invert);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  width: 700px; height: 700px;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(15, 157, 88, .2) 0%, transparent 65%);
  pointer-events: none;
}
.cta .wrap { position: relative; }
.cta h2 { color: #fff; }
.cta p { color: var(--text-invert-muted); }

/* --------------------------------------------------------------------------
   16. Formulario
   -------------------------------------------------------------------------- */
.form-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 1.1rem + 1.4vw, 2.5rem);
  box-shadow: var(--shadow-md);
}

.field { display: grid; gap: .45rem; margin-bottom: var(--sp-4); }
.field label { font-size: var(--fs-sm); font-weight: 700; }
.field .hint { font-size: var(--fs-xs); color: var(--text-muted); font-weight: 500; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .8rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--paper);
  font-size: var(--fs-sm);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-glow);
}
.field textarea { min-height: 130px; resize: vertical; }

.field--check {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: .7rem;
}
.field--check input { width: 18px; height: 18px; margin-top: .2rem; accent-color: var(--brand); }
.field--check label { font-weight: 500; font-size: var(--fs-xs); color: var(--text-muted); line-height: 1.5; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: 0 var(--sp-4);
}

.contact-list { list-style: none; padding: 0; display: grid; gap: var(--sp-5); }
.contact-list li { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: var(--sp-4); align-items: start; }
.contact-list .ci {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: var(--r-md);
  background: var(--brand-tint);
  color: var(--brand-deep);
  font-size: 1.05rem;
}
.contact-list strong { display: block; font-size: var(--fs-sm); }
.contact-list a { color: var(--text); text-decoration: none; font-size: var(--fs-md); font-weight: 700; }
.contact-list a:hover { color: var(--brand-deep); }
.contact-list span { font-size: var(--fs-sm); color: var(--text-muted); }

/* --------------------------------------------------------------------------
   17. Migas de pan
   -------------------------------------------------------------------------- */
.breadcrumb {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  padding-block: var(--sp-4) 0;
}
.breadcrumb ol { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.breadcrumb li + li::before { content: "/"; margin-right: .5rem; color: var(--line-strong); }
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--brand-deep); }
.breadcrumb [aria-current="page"] { color: var(--text); font-weight: 600; }

.hero--inner {
  padding-block: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);
}
.hero--inner .hero-grid { align-items: center; }
.hero--inner h1 { max-width: 20ch; }
.breadcrumb--dark { color: var(--text-invert-muted); position: relative; z-index: 1; }
.breadcrumb--dark a { color: var(--text-invert-muted); }
.breadcrumb--dark a:hover { color: var(--gold); }
.breadcrumb--dark [aria-current="page"] { color: #fff; }
.breadcrumb--dark li + li::before { color: var(--ink-line); }

/* --------------------------------------------------------------------------
   18. Listas de comprobación
   -------------------------------------------------------------------------- */
.checklist { list-style: none; padding: 0; display: grid; gap: var(--sp-3); }
.checklist li {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  font-size: var(--fs-sm);
  line-height: 1.55;
}
.checklist li::before {
  content: "✓";
  flex: none;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--brand-tint);
  color: var(--brand-deep);
  font-size: .72rem;
  font-weight: 800;
  margin-top: 1px;
}
.section--dark .checklist li::before { background: rgba(226, 168, 59, .16); color: var(--gold); }

.checklist--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); gap: var(--sp-3) var(--sp-6); }

/* --------------------------------------------------------------------------
   19. Aviso / nota
   -------------------------------------------------------------------------- */
.note {
  border-left: 4px solid var(--gold);
  background: var(--gold-tint);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: var(--sp-5);
  font-size: var(--fs-sm);
}
.note strong { display: block; margin-bottom: .35rem; }

/* --------------------------------------------------------------------------
   20. Pie
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: var(--text-invert-muted);
  padding-block: var(--sp-8) var(--sp-6);
  font-size: var(--fs-sm);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(auto-fit, minmax(150px, 1fr));
  gap: clamp(2rem, 1rem + 3vw, 3.5rem);
}

.site-footer .brand { color: #fff; }
.site-footer h4 {
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: var(--sp-4);
}
.site-footer ul { list-style: none; padding: 0; display: grid; gap: .6rem; }
.site-footer a { color: var(--text-invert-muted); text-decoration: none; }
.site-footer a:hover { color: var(--gold); }
.site-footer address { font-style: normal; margin-top: var(--sp-4); line-height: 1.7; }

.footer-tag { margin-top: var(--sp-4); max-width: 34ch; }

.footer-bottom {
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--ink-line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-5);
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
}
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: var(--sp-4); }

/* --------------------------------------------------------------------------
   21. Páginas legales
   -------------------------------------------------------------------------- */
.legal { padding-block: clamp(2.5rem, 1.5rem + 4vw, 4.5rem); }

.legal h1 { font-size: clamp(2rem, 1.4rem + 2.2vw, 3rem); }
.legal h2 {
  font-size: var(--fs-h3);
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line);
}
.legal > * + * { margin-top: var(--sp-4); }
.legal p, .legal li { color: var(--text-muted); }
.legal a { color: var(--brand-deep); text-underline-offset: 3px; }
.legal .updated { font-size: var(--fs-sm); color: var(--text-muted); }

.bullets { list-style: none; padding: 0; display: grid; gap: .6rem; }
.bullets li { padding-left: 1.15rem; position: relative; font-size: var(--fs-sm); line-height: 1.6; }
.bullets li::before {
  content: "";
  position: absolute;
  left: 0; top: .68em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand);
}
.bullets strong { color: var(--text); }

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.legal-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: var(--fs-sm);
  margin-top: var(--sp-2);
}
.legal-table th,
.legal-table td {
  text-align: left;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  vertical-align: top;
}
.legal-table th { background: var(--paper-warm); font-weight: 700; color: var(--text); }
.legal-table td { color: var(--text-muted); }

.legal-note {
  border-left: 4px solid var(--gold);
  background: var(--gold-tint);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: var(--sp-5);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.legal-note strong { color: var(--text); }

/* --------------------------------------------------------------------------
   22. Impresión
   -------------------------------------------------------------------------- */
@media print {
  .site-header, .topbar, .cta, .site-footer, .btn-row { display: none; }
  body { color: #000; background: #fff; font-size: 11pt; }
  .hero, .section--dark { background: #fff !important; color: #000 !important; }
}